﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace _17.日期控件 {
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window {
        public MainWindow() {
            InitializeComponent();
        }

        private void calendar1_SelectedDatesChanged(object sender, SelectionChangedEventArgs e) {
            Title = calendar1.SelectedDate.ToString();
        }

        private void button1_Click(object sender, RoutedEventArgs e) {
            var sb = new StringBuilder();
            foreach(DateTime dt in calendar1.SelectedDates) {
                sb.Append(dt.Date.ToString());
                sb.Append('\n');
            }
            MessageBox.Show(sb.ToString());
        }

        private void datePicker1_DateValidationError(object sender, DatePickerDateValidationErrorEventArgs e) {
            MessageBox.Show("User输入了非法的日期");
        }
    }
}
